Quadro P620 vs GeForce 405 OEM

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Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the rankingnot rated468
Place by popularitynot in top-100not in top-100
Power efficiencyno data16.21
ArchitectureTesla 2.0 (2007−2013)Pascal (2016−2021)
GPU code nameGT216GP107
Market segmentDesktopWorkstation
Release date3 September 2010 (14 years ago)1 February 2018 (6 years ago)

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores24512
Core clock speed475 MHz1177 MHz
Boost clock speedno data1443 MHz
Number of transistors486 million3,300 million
Manufacturing process technology40 nm14 nm
Power consumption (TDP)25 Watt40 Watt
Texture fill rate5.70046.18
Floating-point processing power0.0528 TFLOPS1.478 TFLOPS
ROPs816
TMUs1232

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

InterfacePCIe 2.0 x16PCIe 3.0 x16
Length168 mm145 mm
Width1-slotIGP
Supplementary power connectorsNoneNone

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeDDR2GDDR5
Maximum RAM amount1 GB2 GB
Memory bus width128 Bit128 Bit
Memory clock speed400 MHz1502 MHz
Memory bandwidth12.8 GB/s96.13 GB/s
Shared memoryno data-

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display Connectors1x DVI, 1x HDMI, 1x VGANo outputs
HDMI+-

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX11.1 (10_1)12 (12_1)
Shader Model4.16.4
OpenGL3.34.6
OpenCL1.11.2
VulkanN/A1.2.131
CUDA1.26.1

Pros & cons summary


Recency 3 September 2010 1 February 2018
Maximum RAM amount 1 GB 2 GB
Chip lithography 40 nm 14 nm
Power consumption (TDP) 25 Watt 40 Watt

405 OEM has 60% lower power consumption.

Quadro P620, on the other hand, has an age advantage of 7 years, a 100% higher maximum VRAM amount, and a 185.7% more advanced lithography process.

We couldn't decide between GeForce 405 OEM and Quadro P620. We've got no test results to judge.

Be aware that GeForce 405 OEM is a desktop card while Quadro P620 is a workstation one.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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NVIDIA GeForce 405 OEM
GeForce 405 OEM
NVIDIA Quadro P620
Quadro P620

Comparisons with similar GPUs

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Community ratings

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2.9 98 votes

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3.6 618 votes

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Questions & comments

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